Sriracha Marinara With Meatballs

Ingredients

• for the meatballs
• 1 pound ground pork or turkey half of each
• 10 oz frozen chopped spinach, thawed and squeezed of excess moisture
• 3 tablespoons plain dried breadcrumbs
• 1 egg white
• 1/2 teaspoon dried oregano
• 3/4 teaspoon salt
• 1/4 teaspoon black pepper
• cooking spray
• for the sauce
• 2 teaspoons olive oil
• 1 small onion, diced
• 1 clove garlic, chopped
• 1 28-oz can crushed tomatoes
• 2 tablespoons sriracha sauce, or more to taste
• 1 pound spaghetti
• 1/4 cup fresh parsley leaves, chopped